<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Reference</title>
<style>
.parent {
  padding: 0 4px;
  background-color: yellow;
}
.clamp {
  font: 16px / 32px serif;
  white-space: pre-wrap;
  width: 200px;
}
.float {
  float: left;
  width: 300px;
  background-color: orange;
}
</style>
<div class="parent">
<div class="clamp">Line 1
Line 2
Line 3
<div class="float">Float</div>Line 4…</div>
</div>
